Process for metal plating a stainless steel

Details Process for metal plating a stainless steel Process for metal plating a stainless steel

1985-07-01

1986-08-05

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

204 40, 428670, 428672, 428673, 428680, C25D 512, C25D 526, C25D 536

Patent

active

046041699

ABSTRACT:
A process for metal plating a stainless steel comprising the first step of treating the stainless steel by a cathode electrolysis in an aqueous solution containing free HCl in an amount at least 30 g/l and at least one species of Ni and Co in an amount at least 0.1 g/l; the second step of metal plating the same by Ni or a Ni alloy in a weakly acidic Ni plating bath; and the third step of subsequently plating the same by a noble metal, Cu or an alloy thereof.

REFERENCES:
patent: 3546080 (1970-12-01), Iannone
patent: 3594288 (1971-07-01), Reinert
patent: 3645861 (1972-02-01), Garvey
patent: 4035247 (1977-07-01), Enomoto et al.
patent: 4422906 (1983-12-01), Kobayashi
patent: 4474651 (1984-10-01), Yauchi et al.
A. Kenneth Graham, "Electroplating Engineering Handbook, 3rd Ed., pp. 195-196 (1971).

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